Sandvik Coromant Turning Insert, Series: CoroTurn® 107, TCGT Insert, 221 Insert, Triangular, 1.05 mm Maximum Depth of Cut, 1/4 in Inscribed Circle, 1/8 in Thickness, 11 Seat, Positive Rake, K Chipbreaker, 0.016 in Corner Radius, 0.1102 in Hole Dia, Manufacturer's Grade: 1115, ANSI Code: TCGT 221L-K 1115, ISO Code: TCGT 11 03 04L-K 1115, 60 deg Included Angle, 7 deg Relief Angle, Left Hand Cutting, Carbide, PVD-TiAlN+AlCr2O3 Coated, Material Grade: M, S, For Use On: Stainless Steel, Heat-Resistant Super Alloys and Titanium